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Using querySelector with IDs that are numbers
From what I understand the HTML5 spec lets you use IDs that are numbers like this.
5 Answers
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What are the differences between JSON and JavaScript object? [duplicate]
.../deserialize .NET objects.
So it's just a format allowing you to convert from objects to string and back which is convenient if you want to transfer them over the wire.
It is very close to javascript object representation and if you simply eval() a JSON string you will get the corresponding objec...
When to choose mouseover() and hover() function?
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From the official jQuery documentation
.mouseover()
Bind an event handler to the "mouseover" JavaScript event, or trigger
that event on an element.
.hover() Bind one or two handlers
to the matched elements, to be exe...
What is the significance of load factor in HashMap?
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Actually, from my calculations, the "perfect" load factor is closer to log 2 (~ 0.7). Although any load factor less than this will yield better performance. I think that .75 was probably pulled out of a hat.
Proof:
Chaining can be av...
Read file line by line using ifstream in C++
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Use ifstream to read data from a file:
std::ifstream input( "filename.ext" );
If you really need to read line by line, then do this:
for( std::string line; getline( input, line ); )
{
...for each line in input...
}
But you probably just need...
How to declare std::unique_ptr and what is the use of it?
...:unique_ptr works and for that I found this document. The author starts from the following example:
4 Answers
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Git, fatal: The remote end hung up unexpectedly
...h and not https for new repositories.
Probably it's worth trying to switch from http protocol to ssh:
$ git remote add origin git@github.com:username/project.git
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Is there a difference between x++ and ++x in java?
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I landed here from one of its recent dup's, and though this question is more than answered, I couldn't help decompiling the code and adding "yet another answer" :-)
To be accurate (and probably, a bit pedantic),
int y = 2;
y = y++;
is ...
Set Page title using UI-Router
...o $state and $stateParams to the $rootScope
// so that you can access them from any scope within your applications.
// For example, <li ng-class="{ active: $state.includes('contacts.list') }">
// will set the <li> to active whenever 'contacts.list' or one of its
// decendents is active...
Functional programming - is immutability expensive? [closed]
...nsider this reference implementation in Haskell (I don’t know Scala …) from the Haskell introduction:
qsort [] = []
qsort (x:xs) = qsort lesser ++ [x] ++ qsort greater
where lesser = (filter (< x) xs)
greater = (filter (>= x) xs)
The first disadvantage is the choice ...